>> of course law enforcement will consider everything. there was a dry ice incident, dry ice bomb incident at lax. but as the eyewitness told us, the shooter, alleged gunman walked up to him and asked if he was tsa, which suggests at some loefl this person was perhaps looking for tsa and wanting to do something to them. doesn't that say that to you? >> it really does. the person is described -- we're hearing white male and he was dressed all in black, maybe some type of combat type of black clothing. he had the rifle. it's obvious to everyone that this guy came in and had a game plan. he had a weapon and it appears that he had a target group he was going after. he initially shot csa officers, agents, he even asked this guy in civilian clothes who was hiding behind the chair, are you tsa? that was what his apparent thought process was. i'm here to interact or to assault tsa. the question now for the fbi, which will be the lead agency in this investigation, is what is this guy's background that contributed to that mindset. was anybody aware